The Shelly Wall Display is a smart wall switch with a 4-inch color screen. It is designed to give users a centralized place to control their Shelly devices, including lighting, thermostats and other smart home products.

The Shelly Wall Display has a built-in relay that can be used to control a device with a maximum load of 5 A. It also has built-in sensors for temperature, humidity and power consumption. These sensors can be used to monitor your home's environment and energy consumption.

The Shelly Wall Display is connected to Wi-Fi and can be controlled with a smartphone or tablet. It can also be controlled with voice commands via Amazon Alexa or Google Assistant.

Here are some of the key features of the Shelly Wall Display:

• Centralized control of Shelly devices
• Built-in relay
• Temperature and humidity sensor
• Power consumption monitoring
• Thermostat function
• Wi-Fi connected
• Integrated Bluetooth gateway

Shelly Wall Display is a powerful tool to enhance your smart home. It can help you control your Shelly devices from one place, monitor your home's environment and energy consumption, and automate your smart home functions.